/*
 * Copyright 2014-2024 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     https://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package de.codecentric.boot.admin.server.services;

import de.codecentric.boot.admin.server.domain.entities.Instance;

/**
 * Interface that is applied to InstanceRegistry and returns Instances matching the
 * filter, only. Default implementation is to return all instances.
 *
 * @author dzahbarov
 * @see de.codecentric.boot.admin.server.config.AdminServerAutoConfiguration#instanceFilter()
 */
@FunctionalInterface
public interface InstanceFilter {

	boolean filter(Instance instance);

}
